Base | Representation |
---|---|
bin | 11011100100111… |
… | …01000101001010 |
3 | 121010021210021022 |
4 | 31302131011022 |
5 | 433210030442 |
6 | 34542112442 |
7 | 5506162562 |
oct | 1562350512 |
9 | 533253238 |
10 | 231330122 |
11 | 109641821 |
12 | 6557b722 |
13 | 38c0683a |
14 | 22a19da2 |
15 | 154973d2 |
hex | dc9d14a |
231330122 has 16 divisors (see below), whose sum is σ = 358566912. Its totient is φ = 111815760.
The previous prime is 231330109. The next prime is 231330157. The reversal of 231330122 is 221033132.
231330122 is digitally balanced in base 2 and base 3, because in such bases it contains all the possibile digits an equal number of times.
It is a self number, because there is not a number n which added to its sum of digits gives 231330122.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 96968 + ... + 99324.
It is an arithmetic number, because the mean of its divisors is an integer number (22410432).
Almost surely, 2231330122 is an apocalyptic number.
231330122 is a deficient number, since it is larger than the sum of its proper divisors (127236790).
231330122 is a wasteful number, since it uses less digits than its factorization.
231330122 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3973.
The product of its (nonzero) digits is 216, while the sum is 17.
The square root of 231330122 is about 15209.5404927302. The cubic root of 231330122 is about 613.8713934508.
Adding to 231330122 its reverse (221033132), we get a palindrome (452363254).
The spelling of 231330122 in words is "two hundred thirty-one million, three hundred thirty thousand, one hundred twenty-two".
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